Jayshree V. Ullal

President and Chief Executive Officer

As President and CEO of Arista for a decade, Jayshree Ullal is responsible for Arista’s business and thought leadership in cloud networking. She led the company to a historic and successful IPO in June 2014 from zero to a multibillion dollar business. Formerly Jayshree was Senior Vice President at Cisco, responsible for a $10B business in datacenter, switching and services. With more than 30 years of networking experience, she is the recipient of numerous awards including E&Y’s “Entrepreneur of the Year” in 2015 and Barron’s “World’s Best CEOs” in 2018.

Jayshree holds a B.S. in Engineering (Electrical) and an M.S. degree in engineering management. She is a recipient of the SFSU and SCU Distinguished Alumni Awards in 2013 and 2016.

Andy Bechtolsheim

Founder, Chief Development Officer and Chairman

As Chief Development Officer, Andy Bechtolsheim is responsible for the overall product development and technical direction of Arista Networks.

Previously Andy was a Founder and Chief System Architect at Sun Microsystems, where most recently he was responsible for industry standard server architecture. Andy was also a Founder and President of Granite Systems, a Gigabit Ethernet startup acquired by Cisco Systems in 1996. From 1996 until 2003 Andy served as VP/GM of the Gigabit Systems Business Unit at Cisco that developed the very successful Catalyst 4500 family of switches. Andy was also a Founder and President of Kealia, a next generation server company acquired by Sun in 2004.

Andy received an M.S. in Computer Engineering from Carnegie Mellon University in 1976 and was a Ph.D. Student at Stanford University from 1977 until 1982. He was co-awarded the prestigious "EY 2015 Entrepreneur of the Year" across National USA.

Kenneth Duda

Kenneth Duda is a pioneer in high-performance networking software and lead architect of Arista Networks EOS, a stateful modular operating system for all Arista Networks products. He is also the co-author of network virtualization specifications including VXLAN with VMware and NVGRE with Microsoft. From 2005 to 2008, Ken was also the Acting President of Arista Networks.

Prior to joining Arista Networks, Ken was the CTO at There.com, where he played a lead role in designing a real-time 3-D distributed system that scaled to thousands of simultaneous users. Ken was also the first employee of Granite Systems and led the software development effort for the Catalyst 4000 product line after the acquisition by Cisco.

Ken has 3 simultaneous engineering degrees from MIT and holds a Ph.D. in Computer Science from Stanford University.

Anshul Sadana

Chief Operating Officer

Anshul Sadana brings almost two decades of relevant skills in engineering management, systems and software development in the networking industry. Anshul joined Arista in 2007 and is responsible for Arista's cloud networking operations and customer advocacy worldwide. This includes global sales and market development, product definition and management, systems engineering and customer support functions.

Previously at Cisco, Anshul led aspects of software development of the Catalyst 4500 and 4900 product lines and also managed strategic customer relationships.

Anshul has an M.S. in Computer Science from the University of Illinois and an M.B.A. from the Wharton School of Business.

Ita Brennan

Chief Financial Officer

Ita Brennan is Arista's Chief Financial Officer responsible for all aspects of Arista's financial accounting, operations, controls and investor advocacy. She brings over two decades of financial management expertise in the high technology industry.

Prior to joining Arista, Ita served as CFO of a stealth start up firm in the energy sector from February 2014 to May 2015. Prior to that she had an eight year career at Infinera Corporation (NASDAQ: INFN), an intelligent transport networking company, most recently as CFO from July 2010 to February 2014 and Vice President of Finance and Corporate Controller from July 2006 to July 2010. From 1997 to 2006, Ita held various roles at Maxtor Corporation, a multi-billion dollar information storage solutions company, including Vice President of Finance for the Company’s Worldwide Operations.

Ita Brennan is a fellow of the Institute of Chartered Accountants and a public accounting alumna of Deloitte and Touche, having worked at the firm in both Ireland and the U.S.

John McCool

Chief Platform Officer, Senior Vice President of Engineering and Operations

John McCool is responsible for Arista's platforms including hardware, engineering, system test, customer and manufacturing operations. John brings over 30 years of executive and networking experience, including recent roles as Senior Vice President and General Manager at EMC, CEO of Firetide and 17 years at Cisco systems in engineering management. He joined Cisco in 1996 via the acquisition of Granite Systems, rising to Senior Vice President and General Manager of Datacenter switching and services. John has held key engineering roles at SynOptics, NeXT Computer, and Advanced Micro Devices. He holds several patents related to network technologies.

John holds a B.S. in Electrical Engineering from Drexel University and an M.S. in Computer Engineering from Santa Clara University.

Manuel Rivelo

Chief Customer Officer

Manny brings more than 30 years of technology expertise and is responsible for Arista's Worldwide Sales Strategy and Operations, including Business Development and Field Marketing. Prior to this, he held key leadership roles as CEO at AppviewX and F5 Networks, as well as EVP at F5 Networks and SVP at Cisco Systems. Manny has successfully applied technology to drive profitable growth, innovation, productivity and sales excellence. He is a Board of Director at Sandvine, Outdoorsy and Cedexis.

Manny holds a B.S. and M.S. in Electrical Engineering from Stevens Institute of Technology.

Marc Taxay

Senior Vice President, General Counsel

Marc Taxay joined Arista in 2013 and serves as the company’s General Counsel. Marc is responsible for overseeing the legal affairs of Arista including commercial transactions, intellectual property, corporate governance, securities and compliance. Prior to joining Arista, Marc served as the Senior Vice President and General Counsel of MedeAnalytics, Inc., a healthcare analytics company, and the Assistant General Counsel of Coremetrics, Inc., a digital marketing company. Marc also worked as a partner at Cohen & Grigsby and a senior associate at Wilson Sonsini Goodrich & Rosati.

Marc has a B.A. and J.D. from The University of Michigan.

Andy Bechtolsheim

Founder, Chief Development Officer and Chairman

As Chairman and Chief Development Officer, Andy Bechtolsheim is responsible for the overall product development and technical direction of Arista Networks. Previously Andy was a Founder and Chief System Architect at Sun Microsystems. Andy was also a Founder and President of Granite Systems, a Gigabit Ethernet startup acquired by Cisco Systems in 1996.

Charles Giancarlo

Board Member

Charles Giancarlo has over 25 years of experience in the semiconductor, communications and networking industries. Charles is currently CEO at Pure Storage. Previously he served as Executive Vice President and Chief Development Officer of Cisco, leading the company’s overall product development and management activities and was directly responsible for Cisco’s expansion into a large number of new markets and technologies. Prior to and subsequent to Cisco Charles has founded a number of companies.

Ann Mather

Board Member

Ann Mather has over 20 years experience as a financial executive. She served as Pixar's CFO from 1999 to 2004, and held senior international positions with Disney prior to that. Ann has been on the board of Google since 2005, and is Chair of their Audit Committee. Additionally, since December 2010, Ann has been Lead Director of MGM, the independent, privately-held motion picture, television, home video, and theatrical production and distribution company. Ann also serves on the board of Netflix and several other local technology companies.

Dan Scheinman

Board Member

Dan Scheinman is a seasoned high technology executive, investor, and advisor for emerging companies. Dan has had a diverse and stellar 18-year career at Cisco Systems, where he contributed in growing the company from a $100M company to more than $40B in annual revenue. His experience spans legal,business development and general management functions, serving most recently as senior vice president and general manager.

Mark Templeton

Board Member

As a seasoned high tech executive, Mark Templeton brings CEO and enterprise-scale software expertise to the board. He serves on the audit and nominating committee as one of Arista's independent board members. Mark was an executive of Citrix Systems, a global provider of software solutions, from January 1995 until his retirement in October 2015, serving as president, CEO and member of the board. During his tenure, Citrix grew from $15 million to over $3B in revenue, and 9,000 employees. Mark presently serves on the board of directors of Equifax, Inc. and Keysight Technologies. He holds a B.A. in product design from North Carolina State University and an M.B.A. from the Darden School of Business at the University of Virginia.

Nikos Theodosopoulos

Board Member

Nikos Theodosopoulos has 30 years of experience in the communications and finance industries. Nikos currently runs his own advisory and consulting practice, NT Advisors LLC. Previously, Nikos was a Managing Director at UBS Investment Research for 17 years where he served as Senior Research Analyst in the communications and networking industries, Global Technology Strategist and U.S. Technology Sector Head. Nikos began his career at Bell Laboratories and AT&T where he held roles in engineering, project management and sales.

Jayshree V. Ullal

President and Chief Executive Officer

As President and CEO of Arista for a decade, Jayshree Ullal is responsible for Arista’s business and thought leadership in cloud networking. She led the company to a historic and successful IPO in June 2014 from zero to a multibillion dollar business. Formerly Jayshree was Senior Vice President at Cisco, responsible for a $10B business in datacenter, switching and services. With more than 30 years of networking experience, she is the recipient of numerous awards including E&Y’s “Entrepreneur of the Year” in 2015 and Barron’s “World’s Best CEOs” in 2018.

Jayshree holds a B.S. in Engineering (Electrical) and an M.S. degree in engineering management. She is a recipient of the SFSU and SCU Distinguished Alumni Awards in 2013 and 2016.

Isabelle Bertin-Bailly

Vice President, Global Human Resources

As Vice President, Global Human Resources, Isabelle Bertin-Bailly oversees the Global Human Resources Organization at Arista. Prior to Arista, she served as HR Leader for Cisco Systems' Datacenter Switching and Security Technology Group, supporting a Global Workforce of 2,000 employees with a focus on employee engagement, talent, leadership development and organizational effectiveness. She brings over 20 years of experience in high technology from roles at Cisco Systems, Sun Microsystems, Kealia Inc., acquired by Sun Microsystems, Confluence Networks Inc., and Granite Systems, acquired by Cisco Systems.

Isabelle holds a B.S. in Sociology from Santa Clara University and a Graduate Certificate in Industrial/Organizational Psychology from Golden Gate University. She also has 2 degrees in Mathematics/Physics/Chemistry, and in Business Administration from Paris, France.

Ed Chapman

Vice President of Business Development and Western US

As Vice President of Business Development and Alliances, Ed Chapman joins Arista with over 20 years of networking experience within the Data Center, Switching and Cloud markets. Prior to Arista, Ed held the position of Vice President of New Products and Cloud Strategy at Riverbed Technology and previously worked for Cisco Systems where he was Vice President of Product Management for the Nexus Data Center Switching and MDS Storage networking product lines. Ed has also developed strategic marketing alliances with EMC/VmWare, IBM, Hitachi Data Systems, Hewlett Packard, Microsoft, Verizon, AT&T, and Amazon Web Services.

Ed received his B.S. in Business Administration, Systems Analysis and Design from San Diego State University-California State University.

Mark Foss

Senior Vice President, Global Operations & Marketing

A 20 year networking industry veteran, Mark Foss joined Arista Networks in 2007. He is responsible for Arista’s global sales operations, field marketing and business planning. Previously, Mark was Vice President of International Sales at Arista. Prior to that he was Director of Product Management at Cisco Systems, overseeing the Catalyst 4500 and 4900 product lines where he managed marketing and channel operations for the Catalyst 5000 and 6500.

Originally from Canada, Mark holds a Bachelor of Commerce from the University of Calgary.

Hugh Holbrook

Vice President, Software Engineering

Hugh Holbrook leads the development and testing of the platform and system software at Arista Networks. At Arista since 2005, he has led the development of many of the foundations of Arista's EOS. Before Arista, he worked at Cisco and played a key role in the software and hardware evolution of the Catalyst 4500. He is the inventor of Source-Specific Multicast (SSM), chaired the IETF working group that standardized it, and has authored multiple RFCs including the PIM-SM protocol spec. He holds eight patents in networking, systems, and hardware design.

Hugh has a B.S., M.S., and Ph.D. from Stanford University in Computer Science.

Ken Kiser

Group Vice President of Sales

Ken Kiser brings more than 24 years of networking experience and is responsible for product and services through both direct and indirect sales channels. Prior to joining Arista, Ken spent 10 years at Foundry Networks and then Brocade through the acquisition of Foundry. During his tenure he managed large sales organizations responsible for both Service Provider and Enterprise customers. Previously Ken was an early stage employee at Force10 Networks, CacheFlow/Bluecoat and Bay Networks.

Ken has a B.S. in both Finance and Computer Information Systems from James Madison University.

Ashwin Kohli

Group Vice President of Customer Engineering

Ashwin Kohli has over 20 years experience in the networking field and managing large teams. He has been at Arista since 2011 and is responsible for global systems engineering, customer support and advanced professional services for customer advocacy. Prior to joining Arista, Ashwin ran large global network teams at companies such as BNP Paribas, Merrill Lynch, and ABN AMRO.

Christophe Metivier

Vice President, Manufacturing and Platform Engineering

Christophe has a twenty-year track record of bringing to market successful products and innovations in the networking, optical and computer industries. Prior to this, Christophe was at Cisco for more than 15 years. He held several leadership roles as VP/GM of the Catalyst 4500 platforms, VP of Engineering for the 6500 System and General Manager of the Transceiver Module Group where he drove the 10G optics form factor transition. Christophe was one of the first 4 employees at Granite Systems in 1995. Previously he worked in the Computer Science Department at Stanford University on caching architectures and distributed systems.

Christophe holds a MSEE from the University of Toulouse in France.

Jeff Raymond

Vice President, EOS Software and Services

As Vice President of EOS Software and Services, Jeff Raymond is responsible for the product management of EOS Platforms as well as the associated services and technical support organization. Jeff is a 17 year veteran of the networking industry. He spent 14 years at Cisco in a variety of product management and technical marketing roles. Most recently, Jeff was a Senior Director with product management responsibility for the Nexus Data Center Switching business. Prior to that, Jeff held roles as the technical marketing leader for the Catalyst 6500 Series and then Nexus 7000 Series platforms.

Jeff holds a B.S. from the University of Virginia in Systems Engineering.

Christopher Schmidt

Group Vice President of Sales

A 20-year networking industry veteran, Christopher Schmidt joined Arista Networks in 2008 as a Sales Director and was responsible for the company's growth in low latency financial services. He now drives business planning and sales execution for the eastern and central U.S. regions and financial services. Prior to Arista, Chris was a Client Director at Cisco Systems responsible for global sales at key financial institutions. Previously, Chris was a sales consultant for minimally invasive procedures at Boston Scientific.

Chris holds a B.S. in Marketing and Management from Siena College.

Adam Sweeney

Vice President, Software Engineering

As vice president of EOS engineering, Adam leads the development and testing of Arista's switching, routing, and management features for Arista's Extensible Operating System. Adam has 20+ years of extensive software and engineering development experience from leading companies including SGI, where he helped build the ground breaking XFS file system, and Cisco/Granite, where he played a lead role in the development of the Catalyst 4000 product line. Adam is an author on six U.S. patents.